Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dr. Zadeh is a general dentist committed to providing high-quality, patient-centered care. Originally from Rockville, Maryland, Dr. Zadeh earned her Bachelor’s degree in Biology from the University of Maryland, College Park before completing her dental training at the Virginia Commonwealth University School of Dentistry.
With a strong focus on comprehensive, reliable, and compassionate dentistry, Dr. Zadeh takes pride in delivering excellent work while ensuring patients feel informed and comfortable. She believes education is a key part of every appointment and enjoy helping patients understand their oral health and treatment options so they can make confident decisions about their care. Dr. Zadeh is committed to staying current with advancements in dental technology, materials, and techniques. By regularly participating in continuing education courses, she ensures that every patient receives modern, evidence-based, and efficient treatment. Dedicated to building trusting relationships and creating healthy, long-lasting smiles, Dr. Zadeh looks forward to caring for patients in a welcoming and supportive environment.
Outside of being a dentist, Dr. Zadeh enjoys spending time with her family and friends. She enjoys baking and is always looking for new recipes to try!
Dr. Amaya earned his Doctor of Dental Surgery degree from the University of El Salvador in 2004.
He worked in private practice early in his career for about 6 years. Dr. Amaya relocated to the Washington, DC area. He continued his education at the University of Illinois at Chicago, College of Dentistry, where he obtained his Doctor of Dental Medicine degree. Dr. Amaya is licensed in Maryland, Virginia, and Washington, DC. He has been working in the Washington, DC area since 2019.
Dr. Amaya enjoys practicing dentistry; he has helped a diverse population. with procedures that include restorative work such as crowns, fillings, bridges, as well as complete and partial dentures, root canals, and extractions. He is passionate about dentistry in general. He periodically takes continuing education courses. To be up to date with materials and techniques that help him deliver the best dental experience possible to his patients.
Dr. Amaya is an active member of the American Dental Association and the Southern Maryland Dental Society. Also, he volunteers for different organizations, in the United States and abroad, helping underserved communities. Outside of Dentistry, Dr. Amaya enjoys traveling, hiking, watching soccer and basketball games, and movies. and trying different restaurants in the DC area to have a work-life balance.
Dr. Yutaka Okamoto is a skilled and compassionate general dentist with over 20 years of experience delivering comprehensive, patient-focused dental care. He was the founder and owner of SmileWell in North Bethesda, Maryland, where he provided a wide range of services including Invisalign, cosmetic and restorative dentistry, implant restorations, and full-mouth rehabilitation. During his time at SmileWell, Dr. Okamoto was consistently recognized for clinical excellence and patient satisfaction. His accolades include Washingtonian Top Dentist (2015, 2017, 2019, 2021, 2023, 2025), Bethesda’s Best Dentist (2020, 2022, 2024), and a place on the Washingtonian Wall of Fame. Dr. Okamoto continues to advance the profession through education. He has been serving as a clinical instructor as a Dean’s Faculty member at the University of Maryland School of Dentistry, mentoring, teaching and educating dental students. Dr. Okamoto’s educational background reflects his dedication to both healthcare and business. He earned his Doctor of Dental Surgery (DDS) degree from the Baltimore College of Dental Surgery at the University of Maryland, followed by a residency in Advanced Education in General Dentistry, where he was recognized as the top-producing resident. He also completed post-baccalaureate studies at the University of Maryland, College Park, and holds a Bachelor of Science in Business Administration from The Ohio State University. Outside of his professional life, Dr. Okamoto enjoys gardening, reading, traveling, and preparing Asian cuisine. He is a first-degree black belt in Judo and a devoted Ohio State Buckeyes fan. Go Buckeyes !!
Dr. Kopal Agarwal is a general dentist in Sterling VA. She graduated from Tufts University – School of Dental Medicine, Boston MA with Doctor of Dental Medicine and Bachelor of Dental Surgery from Meerut University, India. She practiced as a General Dentist in India before attending Tufts University, where she received rigorous training in General Dentistry. She has volunteered at several non-profit dental camps.
She is caring and compassionate with a goal of providing the highest standard of dental care to each of her patients. She enjoys treating adult and pediatric patients. In her free time, Dr. Agarwal enjoys spending time with her family and friends.
A native Washingtonian, Dr. Morrison received his D.D.S. degree from the University of Maryland Dental School, graduating magna cum laude, in 1989. He received top honors in multiple dental specialties and was elected to three national honor societies. Dr. Morrison received the top designation of "Master" from the Academy of General Dentistry (M.A.G.D). This title is awarded to less than 1% of all general dentists nationwide, with Dr. Morrison as one of the youngest dentists to achieve such distinction. He has been practicing dentistry for over 35 years.
Dr Morrison comes from a strong family, dental tradition. He comes from a family of dentists where his dad served both in the Navy and as an esteemed DC dentist. His mother was a hygienist and his brother is a dentist in Ohio. Dr. Morrison is a father of seven children and this gift has strengthened his ability to work on patients of varying ages and abilities, from his youngest child to his mother. His family tradition in dentistry has paved the way for Dr. Morrison to continue serving patients with the highest quality of dental products, tradition (never trends) and techniques available. His most important purpose is making a real difference for you and others through dental treatment. Consequently, he strives to prioritize the unique needs of each patient through continuing education to keep a robust knowledge on current dental research and developments in treatment and giving back to the community.
To continually refine and update his own skills, he maintains a rigorous continuing education schedule. The Consumer’s Research Council of America has consistently recommended Dr. Morrison as one of “America’s Top Dentists.” In 2023, he was recognized nationally with the Clinician of the Year award with the American Academy of Gold Foil Operators.
Dr. Morrison is deeply committed to education and supporting our armed forces, honoring the legacy of his dad. He has served as a clinical instructor in the Department of Restorative Dentistry as well as a guest lecturer at the University of Maryland Dental School. Additionally, Dr. Morrison is a mentor and guest lecturer at Walter Reed National Military Medical Center. Dr. Morrison’s further commitment with the military is demonstrated through his dedication to treat the servicemen and servicewomen in the region to ensure they are deployable and not held back due to dental needs. His dedication to education stems from the joy he has as a father to a large family, consequently, he has invested time in several school districts, educating elementary school-age children on the importance of dental health.
Giving back to the community is a priority for Dr Morrison. He draws on his extensive clinical experience to volunteer with a national foundation providing dental care to people who cannot afford needed treatment because of serious disabilities or impaired health. Dr. Morrison also served many years (from 1999-2005) in a leadership role with a medical and dental mission that serves isolated, rural communities in the Dominican Republic.
Dr. Morrison is keenly attentive with guests of all ages and abilities. He is an exceptional provider and will explain your dental needs and options to achieve your oral health goal and uniquely healthy and beautiful smile. He has a reputation of educating his patient on their full treatment, relieving their anxiety when it comes to visiting the dentist and making them comfortable with the treatment they choose. He has helped thousands of patients restore their smiles.
Dr. Morrison enjoys spending time with his family, friends and community. He enjoys playing pool, riding bikes and barbequing with his children. Most recently he rode 100 miles with two of his sons and is currently teaching his youngest to ride her bicycle.
Dr. Zadeh is a general dentist committed to providing high-quality, patient-centered care. Originally from Rockville, Maryland, Dr. Zadeh earned her Bachelor’s degree in Biology from the University of Maryland, College Park before completing her dental training at the Virginia Commonwealth University School of Dentistry.
With a strong focus on comprehensive, reliable, and compassionate dentistry, Dr. Zadeh takes pride in delivering excellent work while ensuring patients feel informed and comfortable. She believes education is a key part of every appointment and enjoy helping patients understand their oral health and treatment options so they can make confident decisions about their care. Dr. Zadeh is committed to staying current with advancements in dental technology, materials, and techniques. By regularly participating in continuing education courses, she ensures that every patient receives modern, evidence-based, and efficient treatment. Dedicated to building trusting relationships and creating healthy, long-lasting smiles, Dr. Zadeh looks forward to caring for patients in a welcoming and supportive environment.
Outside of being a dentist, Dr. Zadeh enjoys spending time with her family and friends. She enjoys baking and is always looking for new recipes to try!
Dr. Yutaka Okamoto is a skilled and compassionate general dentist with over 20 years of experience delivering comprehensive, patient-focused dental care. He was the founder and owner of SmileWell in North Bethesda, Maryland, where he provided a wide range of services including Invisalign, cosmetic and restorative dentistry, implant restorations, and full-mouth rehabilitation. During his time at SmileWell, Dr. Okamoto was consistently recognized for clinical excellence and patient satisfaction. His accolades include Washingtonian Top Dentist (2015, 2017, 2019, 2021, 2023, 2025), Bethesda’s Best Dentist (2020, 2022, 2024), and a place on the Washingtonian Wall of Fame. Dr. Okamoto continues to advance the profession through education. He has been serving as a clinical instructor as a Dean’s Faculty member at the University of Maryland School of Dentistry, mentoring, teaching and educating dental students. Dr. Okamoto’s educational background reflects his dedication to both healthcare and business. He earned his Doctor of Dental Surgery (DDS) degree from the Baltimore College of Dental Surgery at the University of Maryland, followed by a residency in Advanced Education in General Dentistry, where he was recognized as the top-producing resident. He also completed post-baccalaureate studies at the University of Maryland, College Park, and holds a Bachelor of Science in Business Administration from The Ohio State University. Outside of his professional life, Dr. Okamoto enjoys gardening, reading, traveling, and preparing Asian cuisine. He is a first-degree black belt in Judo and a devoted Ohio State Buckeyes fan. Go Buckeyes !!
Dr. Amaya earned his Doctor of Dental Surgery degree from the University of El Salvador in 2004.
He worked in private practice early in his career for about 6 years. Dr. Amaya relocated to the Washington, DC area. He continued his education at the University of Illinois at Chicago, College of Dentistry, where he obtained his Doctor of Dental Medicine degree. Dr. Amaya is licensed in Maryland, Virginia, and Washington, DC. He has been working in the Washington, DC area since 2019.
Dr. Amaya enjoys practicing dentistry; he has helped a diverse population. with procedures that include restorative work such as crowns, fillings, bridges, as well as complete and partial dentures, root canals, and extractions. He is passionate about dentistry in general. He periodically takes continuing education courses. To be up to date with materials and techniques that help him deliver the best dental experience possible to his patients.
Dr. Amaya is an active member of the American Dental Association and the Southern Maryland Dental Society. Also, he volunteers for different organizations, in the United States and abroad, helping underserved communities. Outside of Dentistry, Dr. Amaya enjoys traveling, hiking, watching soccer and basketball games, and movies. and trying different restaurants in the DC area to have a work-life balance.
Dr. Yutaka Okamoto is a skilled and compassionate general dentist with over 20 years of experience delivering comprehensive, patient-focused dental care. He was the founder and owner of SmileWell in North Bethesda, Maryland, where he provided a wide range of services including Invisalign, cosmetic and restorative dentistry, implant restorations, and full-mouth rehabilitation. During his time at SmileWell, Dr. Okamoto was consistently recognized for clinical excellence and patient satisfaction. His accolades include Washingtonian Top Dentist (2015, 2017, 2019, 2021, 2023, 2025), Bethesda’s Best Dentist (2020, 2022, 2024), and a place on the Washingtonian Wall of Fame. Dr. Okamoto continues to advance the profession through education. He has been serving as a clinical instructor as a Dean’s Faculty member at the University of Maryland School of Dentistry, mentoring, teaching and educating dental students. Dr. Okamoto’s educational background reflects his dedication to both healthcare and business. He earned his Doctor of Dental Surgery (DDS) degree from the Baltimore College of Dental Surgery at the University of Maryland, followed by a residency in Advanced Education in General Dentistry, where he was recognized as the top-producing resident. He also completed post-baccalaureate studies at the University of Maryland, College Park, and holds a Bachelor of Science in Business Administration from The Ohio State University. Outside of his professional life, Dr. Okamoto enjoys gardening, reading, traveling, and preparing Asian cuisine. He is a first-degree black belt in Judo and a devoted Ohio State Buckeyes fan. Go Buckeyes !!
Dr. Zadeh is a general dentist committed to providing high-quality, patient-centered care. Originally from Rockville, Maryland, Dr. Zadeh earned her Bachelor’s degree in Biology from the University of Maryland, College Park before completing her dental training at the Virginia Commonwealth University School of Dentistry.
With a strong focus on comprehensive, reliable, and compassionate dentistry, Dr. Zadeh takes pride in delivering excellent work while ensuring patients feel informed and comfortable. She believes education is a key part of every appointment and enjoy helping patients understand their oral health and treatment options so they can make confident decisions about their care. Dr. Zadeh is committed to staying current with advancements in dental technology, materials, and techniques. By regularly participating in continuing education courses, she ensures that every patient receives modern, evidence-based, and efficient treatment. Dedicated to building trusting relationships and creating healthy, long-lasting smiles, Dr. Zadeh looks forward to caring for patients in a welcoming and supportive environment.
Outside of being a dentist, Dr. Zadeh enjoys spending time with her family and friends. She enjoys baking and is always looking for new recipes to try!
Dr. Amaya earned his Doctor of Dental Surgery degree from the University of El Salvador in 2004.
He worked in private practice early in his career for about 6 years. Dr. Amaya relocated to the Washington, DC area. He continued his education at the University of Illinois at Chicago, College of Dentistry, where he obtained his Doctor of Dental Medicine degree. Dr. Amaya is licensed in Maryland, Virginia, and Washington, DC. He has been working in the Washington, DC area since 2019.
Dr. Amaya enjoys practicing dentistry; he has helped a diverse population. with procedures that include restorative work such as crowns, fillings, bridges, as well as complete and partial dentures, root canals, and extractions. He is passionate about dentistry in general. He periodically takes continuing education courses. To be up to date with materials and techniques that help him deliver the best dental experience possible to his patients.
Dr. Amaya is an active member of the American Dental Association and the Southern Maryland Dental Society. Also, he volunteers for different organizations, in the United States and abroad, helping underserved communities. Outside of Dentistry, Dr. Amaya enjoys traveling, hiking, watching soccer and basketball games, and movies. and trying different restaurants in the DC area to have a work-life balance.
Dr. Rex Cho, DDS Experienced Dentist Committed to Excellence in Patient Care.
Dr. Rex Cho is a highly skilled and compassionate dentist based in Maryland, with over 25 years of experience in providing exceptional dental care to patients of all ages. Since beginning his practice over two decades ago, Dr. Cho has established a strong reputation for his commitment to the highest standards of patient care and ethics. He strives to deliver comprehensive, patient-centered dental services, ensuring that each individual receives the best possible treatment in a comfortable and supportive environment.
Dr. Cho is proficient in a wide range of dental specialties, including orthodontics, endodontics, oral surgery, and preventive care. His expertise spans across various aspects of dentistry, allowing him to address the diverse needs of his patients, whether it's routine maintenance or more complex procedures. He is passionate about enhancing his patients' oral health and providing them with long-term solutions that promote overall well-being.
Dr. Cho’s patients appreciate his gentle approach, his dedication to providing quality care, and his ability to make each visit a positive experience. Whether you’re seeking routine preventive care or specialized treatment, Dr. Cho is here to guide you every step of the way, offering expert care in a warm, friendly setting.
Throughout his career, Dr. Cho has remained dedicated to continuous professional growth and learning. Despite his extensive experience, he believes in staying current with the latest advancements in dentistry. He actively pursues opportunities to expand his clinical knowledge and refine his skills, ensuring that he remains at the forefront of dental innovation.
Dr. Cho is a registered provider for SPARK Clear Orthodontic Aligners, an innovative orthodontic solution that offers patients a discreet, comfortable, and effective way to straighten their teeth. As part of his dedication to providing cutting-edge care, Dr. Cho stays up-to-date with the latest advancements in dental technology and techniques, consistently pursuing personal and professional growth. His ongoing commitment to learning ensures that his patients benefit from the most current and effective treatments available.
A member of both the American Dental Association and the Maryland State Dental Association, Dr. Cho is deeply involved in the dental community, continually seeking to improve his clinical skills and knowledge. He believes in the importance of lifelong learning and never rests on his accomplishments, always striving to enhance his expertise and better serve his patients.
Beyond his professional endeavors, Dr. Cho enjoys spending his free time on the golf course. This hobby provides him with a way to relax and maintain a healthy work-life balance. However, his true passion remains providing excellent dental care and making a positive impact on the lives of his patients.
With over 25 years of experience and a passion for ongoing growth, Dr. Rex Cho continues to be a trusted dental professional, providing the highest level of care and expertise to the Maryland community.
Kamran Tavakkoli, DMD, is an experienced general and cosmetic dentist practicing at Greenhill Family Dental Care in Gainesville, Virginia.
Dr. Tavakkoli earned his Doctor of Dental Medicine from Temple University School of Dentistry in 2002. He also received training at the prestigious Dawson Academy for Advanced Dental Studies, where he studied under a large faculty of senior practicing dentists from around the world. He is a dedicated professional and regularly pursues continuing education. Dr. Kamran is currently working on my postgraduate degree in aesthetic dentistry from the University of Minnesota.
Dr. Kamran practices quality dental care as well as complex comprehensive care, standing by a commitment to serve individuals, families, active service members, and surrounding communities with dental healthcare that is second to none. His unique approach to every patient’s situation is highly personalized and entirely comfortable.
Dr. Kamran is a member of the Academy of General Dentistry, American Academy of Implant Dentistry, and the Alexandria Dental Society. He volunteers his time and services working with Northern Virginia Dental Clinic and their wonderful staff to provide dental services to low-income residents. He is proud to have received the designation as a Preferred Provider by Invisalign and is certified in oral sedation. Additionally, the Consumers’ Research Council has recognized Dr. Kamran and his brother as America’s Top Dentists in both Cosmetic and General Dentistry. They are also proud to have been named Top Dentist by Northern Virginia Magazine and Virginia Living Magazine.
Amanda Toulme, DMD, is one of the skilled general and family dentists practicing at Greenhill Family Dental Care in Gainesville, Virginia.
A Virginia native who grew up in Falls Church, Dr. Toulme graduated from the University of Virginia before receiving her Doctor of Dental Surgery degree from the Virginia Commonwealth University School of Dentistry. In dental school, Dr. Toulme was chosen for a senior selective course in endodontics, in which she gained additional experience in root canal treatment. She then completed residency at the Baltimore Veterans Affairs (VA) Hospital, where she obtained advanced training in oral surgery, root canals, and cosmetic dentistry while treating a medically complex patient population. Additionally, Dr. Toulme has completed extensive continuing education in Invisalign.
Before joining Greenhill Family Dental Care, Dr. Toulme practiced in Warrenton, VA. Dr. Toulme frequently volunteers on Mission of Mercy dental projects and is a member of the American Dental Association, Virginia Dental Association, and Northern Virginia Dental Society. Dr. Toulme lives in Gainesville with her husband.
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